Occupational safety standards system. Respiratory protective devices. Gas filters and combined filters. General technical requirements. Test methods. Marking
STANDARD published on 1.9.2013
Designation standards: GOST 12.4.235-2012
Note: WITHDRAWN
Publication date standards: 1.9.2013
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 8.14